Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Release Cable - Clutch
Removal
CAUTION: Whenever the clutch release lever cable (7K553) is
disconnected for any
reason, such as transmission removal, clutch pedal components or clutch
release lever cable
replacement, it is imperative the correct method for installing the clut ...
Removal
1. Disconnect the battery ground cable. For additional information, refer to
Section.
2. Drain the cooling system. For additional information, refer to Section.
3. Recover the refrigerant. For additional information, refer to Section.
4. Remove the air cle ...
Manifold Gauge Set Connection
Special Tool(s)
R-134a Manifold Gauge Set
176-R032A or equivalent
1. Turn both valves on the R-134a Manifold Gauge Set clockwise to close the
low- and highpressure
hoses to the center manifold and center hose.
2. Remove the A/C charging valv ...
